Validation of sea ice concentration - Full domain
Bulletin date: 2025-04-08
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-04-08:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16080 |
14665 |
77 |
892 |
232 |
7 |
0 |
0 |
| OW |
6 |
266 |
10 |
190 |
119 |
2 |
0 |
0 |
| VODI |
3 |
308 |
19 |
329 |
294 |
28 |
10 |
0 |
| ODI |
0 |
177 |
24 |
361 |
536 |
261 |
143 |
14 |
| CDI |
0 |
84 |
11 |
462 |
1058 |
1097 |
836 |
630 |
| VCDI |
0 |
12 |
5 |
272 |
1506 |
6504 |
22087 |
64928 |
|
Date: 2025-04-10:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16210 |
15200 |
130 |
1062 |
314 |
7 |
0 |
0 |
| OW |
0 |
160 |
9 |
125 |
83 |
7 |
0 |
0 |
| VODI |
0 |
181 |
15 |
235 |
228 |
32 |
0 |
0 |
| ODI |
0 |
126 |
9 |
340 |
407 |
240 |
129 |
12 |
| CDI |
0 |
122 |
11 |
458 |
1119 |
1220 |
1056 |
513 |
| VCDI |
0 |
58 |
22 |
537 |
2026 |
6456 |
24051 |
61635 |
|
Date: 2025-04-12:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15565 |
15717 |
134 |
1165 |
549 |
74 |
1 |
0 |
| OW |
0 |
121 |
7 |
121 |
102 |
26 |
1 |
0 |
| VODI |
0 |
130 |
15 |
234 |
185 |
65 |
17 |
0 |
| ODI |
0 |
82 |
10 |
278 |
276 |
329 |
199 |
25 |
| CDI |
0 |
91 |
14 |
488 |
1012 |
1409 |
1626 |
516 |
| VCDI |
0 |
42 |
19 |
674 |
1971 |
6582 |
26212 |
58461 |
|
Date: 2025-04-14:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15609 |
15753 |
176 |
1269 |
499 |
41 |
0 |
0 |
| OW |
1 |
95 |
5 |
134 |
102 |
28 |
1 |
0 |
| VODI |
0 |
135 |
10 |
174 |
183 |
91 |
17 |
1 |
| ODI |
0 |
113 |
10 |
250 |
288 |
372 |
287 |
99 |
| CDI |
0 |
88 |
12 |
406 |
1008 |
1461 |
1928 |
582 |
| VCDI |
0 |
31 |
20 |
602 |
2124 |
5911 |
27468 |
57161 |
|
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